基本数据类型

public class basicdatatype1 {public String id; //编号public String name,gender;//姓名，性别public int age;//年龄public double salary;//工资public String address;//住址public static void main(String[] args) {String id="20170908";String name="lisi";String gender="man";int age=20;    double salary=6000.00;String address="beijing";System.out.println("\t"+"hello everyone,my name is "+name+",i am "+age+" years old,and i am a "+gender+"");}}